JPH1164647A - Optical package and cabinet for electronic device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To enhance the operability and the safety of an electronic device and to facilitate wiring works of optical fiber cords of the device by making the device to be a constitution in which optical fiber cords are introducable even from either the upward direction or the downward direction of an optical package. SOLUTION: An optical module 8 is arranged in an optical package 1 and two lines of optical fiber cords 6 prolonging from the optical module 8 are fitted to connectors 2 supported with a metal fitting 3. A rotatable light shielding plate 4 is attached in front of the connection part of the optical connectors 2. Optical connectors 5 attached to top ends of optical fiber cords 6 extending from the upward direction or the dounward direction of the optical package 1 are connected to the connection part of the optical connectors 2. Since the side to be connected to the optical fiber cords of the optical connectors 2 arranged in the optical package 1 is faced to the front side of the cabinet in which the optical package 1 is mounted, the optical fiber cords 6 can be indroduced even from the upward direction or the downward direction to the optical package 1. Furthermore, plural optical packages 1 can be mounted in the cabinet.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure of an optical package and an electronic device housing on which the optical package is mounted, and more particularly to a structure of an optical package connected to an optical fiber cord passing through the front surface of the electronic device housing and the electronic device housing. .

[0002]

2. Description of the Related Art Conventionally, an optical package mounted on an electronic device housing is vertically mounted on the housing in consideration of simplification of an optical fiber cord wiring operation and an optical connector attaching / detaching operation.
In addition, it is configured to be connected to an optical connector on the front surface of the housing.

For example, Japanese Patent Application Laid-Open No. 5-150 shown in FIG.
No. 120, the optical fiber cord 6
Extends from the optical fiber cord introduction section, and the optical package 1
And is supported by the holder 7.
An optical connector 5 is attached to the tip of the optical fiber cord 6, and is coupled to the optical connector 2 (or optical adapter) attached to the optical package 1.

Further, as shown in FIG. 6, there is a configuration in which an optical connector 2 for coupling to an optical fiber is provided on a side surface of an optical package 1 and a laser beam protection plate 4 is formed in front of the optical connector 2.

[0005] In these optical packages, an optical connector is provided along a side surface of the package which becomes a front surface when mounted on a housing. For this reason, the connection portion of the optical connector has a structure that faces either above or below the optical package.

[0006]

The above conventional optical package has the following problems. First, the optical connector attached to the optical package has its connection portion facing either above or below the housing, so that the optical fiber cord to be connected to this optical connector is either above or below the optical package. It can be introduced only from the beginning.
Therefore, for example, when an electronic device housing is configured by arranging a plurality of housings on each of which an optical package for introducing an optical fiber code from above is mounted, an optical fiber cord connected to the optical package of the housing arranged on the lower side Since it passes through the front of the upper housing, it hinders operation. This is the same when an electronic device housing is configured by arranging a plurality of housings on which an optical package for introducing an optical fiber cord from below is mounted.

[0007] To avoid this problem, arranging the optical packages into which the optical fiber cords are introduced from above and below alternately has a problem in terms of cost, and an optical fiber cord introduction section is provided for each housing. Then, there arises a problem that the housing of the electronic device becomes large as a whole and the back wiring board is divided.

It is an object of the present invention to provide an optical package in which an optical fiber cord can be introduced from either above or below the optical package. This optical package facilitates the wiring work of the optical fiber cord, and can improve operability and safety. Further, it is possible to reduce the size of the electronic device housing on which the optical package is mounted.

[0009]

The optical package according to the present invention for solving the above-mentioned problems is arranged such that an optical fiber connecting portion attached to the optical package faces the front side of the housing. Also, a plurality of the optical fiber connecting portions can be installed, and an optical connector or an optical connector integrated type module can be provided. A light shielding plate can be formed in front of these.

In the electronic device housing according to the present invention, two housings on which the optical package is mounted are arranged above and below, and an optical fiber cord introduction portion is formed between these housings or above or below these housings. The optical packages in the upper and lower housings may be electrically connected.
Further, the electronic device housing may include a plurality of sets of housings arranged above and below.

According to the above configuration, the optical package of the present invention is
Since the optical fiber cord does not pass through the front surface of another optical package, operability and safety can be improved, and wiring work becomes easy. Further, the size of the electronic device housing on which the optical package is mounted can be reduced.

[0012]

Next, embodiments of the present invention will be described.

FIG. 1 is a perspective view showing a configuration example of the optical package of the present invention. An optical module 8 is arranged in the optical package 1, and two optical fiber cords extending from the optical module 8 are attached to an optical connector 2 supported by a metal fitting 3. The side of the optical connector 2 connected to the optical fiber is disposed facing the front side of the housing on which the optical package 1 is mounted. The side of the optical connector 2 connected to the optical fiber does not need to be perpendicular to the side surface of the optical package. Within the bendable limit of the optical fiber cord, if it can be connected to any of the optical fiber cords introduced from above or below the optical package 1,
The side of the optical connector 2 connected to the optical fiber may be upwardly or downwardly to some extent. Further, in this example, a rotatable light shielding plate 4 is attached in front of the connection portion of the optical connector 2. The reason why the light shielding plate 4 is configured to be rotatable is to prevent an obstacle when connecting the optical fiber cord to the optical connector 2.

An optical connector 5 attached to the tip of an optical fiber cord 6 extending from above or below the optical package 1 is connected to a connection portion of the optical connector 2. The optical package 1 is provided with an optical fiber holder 7 and a package insertion / extraction tool 9.

In the configuration shown in FIG. 1, the side of the optical connector 2 arranged on the optical package 1 that connects to the optical fiber faces the front side of the housing on which the optical package 1 is mounted.
The optical fiber cord 6 is attached to the optical package 1 from above.
Or it can be introduced from below. For this reason, operability and safety can be improved, and wiring work becomes easy.

FIG. 2 is a perspective view showing an example of the configuration of the electronic device housing 10 of the present invention. The optical package 1 of the present invention is vertically mounted on each housing 11. An introduction part 12 for the optical fiber cord 6 is formed between two housings 11 arranged vertically. The optical fiber cord 6 taken out from the introduction section 12 extends to each optical package 1 from below to the upper housing 11 and from above to the lower housing 11. The optical fiber cord 6 includes an optical fiber holder 7
, So as not to protrude greatly toward the front side of the housing 11. The introduction section 12 has a vertical width of about 2-1.
5 cm.

In the electronic device housing of FIG. 2, two housings 11 are provided.
Since only one optical fiber cord introduction section 12 needs to be provided therebetween, the size of the electronic device housing can be reduced. Further, the optical fiber cord 6 does not pass in front of the housing on which the optical package 1 to which no connection is made is mounted. In FIG. 2, two upper and lower housings having an optical fiber cord introduction unit 12 provided therebetween are shown in FIG.
In this example, seven to eight housings can be installed.

FIG. 3 is a sectional view showing another example of the electronic apparatus housing. Here, the housings 11 are arranged vertically, and the optical fiber cord introduction sections 12 are formed above and below these housings 11, respectively. Optical fiber cord 6
Extends to each optical package 1 from above to the upper housing and from below to the lower housing.

In FIG. 3, the two housings 11 constitute a part of the housings, and are electrically connected by a back wiring board 13 on which a connector is mounted. Instead of using the back wiring board 13, a connector may be provided on the rear side of the housing and these connectors may be connected to each other.

As described above, in the electronic device housings of FIGS. 2 and 3, the optical fiber cord 6 does not have a configuration in which it passes in front of another optical package 1. Since the optical fiber cord 6 can be connected to the optical package 1 from above or below the optical package 1, there is no restriction on the wiring work. In addition, the operability and safety of the device can be improved. The configuration as shown in FIG. 2 can reduce the size of the electronic device housing, and the configuration as shown in FIG. 3 allows the back wiring board 13 to be integrally formed without being divided.

FIG. 4 is a perspective view showing another configuration example of the optical package of the present invention.

In FIG. 4, the optical connector integrated type module 15 is shown.
Are formed on the optical package 1. The optical connector 5 is integrated with and connected to the optical connector integrated module 15. A light shielding plate 4 is fixedly formed in front of the optical connector 5. Also in this example, since the connection portion of the optical connector 5 with the optical fiber cord 6 faces the front of the housing, the optical fiber cord 6 can be connected to the optical connector 5 of the optical package 1 from above or below the optical package 1.
And can be connected.

In general, one or two optical fiber cords are introduced into an optical package, but up to about 16 optical fiber cords are connected depending on the optical package. Further, a plurality of optical packages can be mounted in the housing.

As described above, in the optical package and the electronic device housing of the present invention, since the optical fiber cord does not pass through the front surface of another optical package, operability and safety can be improved, and wiring work can be performed. It will be easier.

[0025]

According to the present invention, since the optical fiber cord can be introduced from above or below the optical package, the work of wiring the optical fiber cord can be facilitated, and the operability and the operability of the electronic device housing on which the optical package is mounted can be improved. Safety can be improved and downsizing can be achieved.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a configuration example of an optical package of the present invention.

FIG. 2 is a perspective view showing a configuration example of an electronic device housing of the present invention.

FIG. 3 is a sectional view showing another configuration example of the electronic device housing of the present invention.

FIG. 4 is a perspective view showing another configuration example of the optical package of the present invention.

FIG. 5 is a side view showing a conventional optical package.

FIG. 6 is a side view showing a conventional optical package.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 optical package 2, 5 optical connector 3 metal fitting 4 light shielding plate 6 optical fiber cord 7 optical fiber holder 10 electronic device housing 11 housing 12 optical fiber cord introduction section

Claims (12)

[Claims] 1. An optical package mounted on a housing of an electronic device, wherein an optical fiber connection portion is formed on the optical package, and the optical fiber connection portion passes through a front surface of the housing from above the housing. An optical package, wherein the optical package is disposed at a position where it can be connected to either an optical fiber to be introduced into the housing or an optical fiber introduced from the lower side of the housing through the front surface of the housing. 2. An optical package mounted on a housing of an electronic device, wherein an optical fiber connecting portion is arranged on the optical package so as to face a front side of the housing. 3. The optical package according to claim 1, wherein a plurality of the optical fiber connecting portions are provided. 4. The optical package according to claim 1, wherein the optical fiber connecting section is an optical connector. 5. The optical package according to claim 1, wherein a light shielding plate is attached in front of the optical fiber connecting portion. 6. The optical package according to claim 5, wherein the light shielding plate is rotatably mounted. 7. The optical package according to claim 1, wherein an optical fiber code holder is provided. 8. An electronic device housing comprising a structure in which two housings each mounting the optical package according to claim 1 or 2 are vertically arranged, and an optical fiber cord introduction portion is formed between these housings. 9. A structure in which two housings on which the optical package according to claim 1 is mounted are vertically arranged, and an optical fiber cord introduction part is formed on an upper side of an upper housing and a lower side of a lower housing. An electronic device housing characterized by the above-mentioned. 10. The electronic device housing according to claim 9, wherein the optical packages are electrically connected to each other. 11. The electronic device housing according to claim 10, wherein the optical packages are electrically connected by a back wiring board. 12. An electronic device housing comprising a plurality of sets of the electronic device housing according to claim 8.